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libio: Assume _IO_lock_inexpensive
It is already set by both Linux and Hurd.
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@ -280,17 +280,10 @@ libc_hidden_proto (_IO_sgetn)
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# undef _IO_ftrylockfile
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# define _IO_peekc(_fp) _IO_peekc_locked (_fp)
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# if _IO_lock_inexpensive
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# define _IO_flockfile(_fp) \
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# define _IO_flockfile(_fp) \
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if (((_fp)->_flags & _IO_USER_LOCK) == 0) _IO_lock_lock (*(_fp)->_lock)
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# define _IO_funlockfile(_fp) \
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# define _IO_funlockfile(_fp) \
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if (((_fp)->_flags & _IO_USER_LOCK) == 0) _IO_lock_unlock (*(_fp)->_lock)
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# else
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# define _IO_flockfile(_fp) \
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if (((_fp)->_flags & _IO_USER_LOCK) == 0) _IO_flockfile (_fp)
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# define _IO_funlockfile(_fp) \
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if (((_fp)->_flags & _IO_USER_LOCK) == 0) _IO_funlockfile (_fp)
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# endif
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#endif /* _IO_MTSAFE_IO */
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#endif /* _LIBIO_H */
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@ -24,9 +24,6 @@
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#include <tls.h>
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#include <lowlevellock.h>
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/* The locking here is very inexpensive, even for inlining. */
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#define _IO_lock_inexpensive 1
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typedef unsigned int __libc_lock_t;
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typedef struct
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{
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@ -23,9 +23,6 @@
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#include <lowlevellock.h>
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/* The locking here is very inexpensive, even for inlining. */
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#define _IO_lock_inexpensive 1
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typedef struct { int lock; int cnt; void *owner; } _IO_lock_t;
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#define _IO_lock_t_defined 1
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